package LECONGHAU.OOP.DEMO;

public class Tringer {
private double side01;
private double side02;
private double side03;
public Tringer(){
	side01=10;
}
public Tringer(double side01,double side02,double side03){
	this.side01=side01;
	this.side02=side02;
	this.side03=side03;
}
public double getSide01() {
	return side01;
}
public void setSide01(double side01) {
	this.side01 = side01;
}
public double getSide02() {
	return side02;
}
public void setSide02(double side02) {
	this.side02 = side02;
}
public double getSide03() {
	return side03;
}
public void setSide03(double side03) {
	this.side03 = side03;
}
public double Area(){
	double a=(side01 + side02 + side03)/2;
	return Math.sqrt(a*(a-side01)*(a-side02)*(a-side03));
}
}
